<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="app">
    <h1>插值表达式</h1>
    <h3>{{msg}}</h3>
    <h3>{{count}}</h3>
    <h1>v-text</h1>
    <div v-text="msg"></div>
    <h1>v-model</h1>
    <input type="text" v-model="msg">
    <input type="text" v-model="count">

    <h1>v-html</h1>
    <div v-html="html"></div>

    <h1>v-on</h1>
    <button v-on:click="clickHandler">v-on</button>
</div>
<script src="dep.js"></script>
<script src="watcher.js"></script>
<script src="./observer.js"></script>
<script src="./compiler.js"></script>
<script src="./index.js"></script>
<script>
    let vm = new Vue({
      el: '#app',
      data: {
        msg: 'hellw vue',
        count: 100,
        html: '<ul><li>1</li><li>2</li><li>3</li></ul>'
      },
      methods: {
        clickHandler(e) {
          alert('点击按钮');
          console.log(this)
        }
      }
    })
</script>
</body>
</html>
